Urgoros, the Empty One (dom) 109 #r13389
Mistform Ultimus (lgn) 47 #r16698 (changeling)
Moritte of the Frost (khm) 328 #r4015 (changeling)
Morophon, the Boundless (mh1) 1 #r1667 (changeling)
Abyssal Specter (ice) 113 #r13679
Blazing Specter (inv) 236 #r15608
Blizzard Specter (csp) 126 #r10968
Doomsday Specter (pls) 103 #r17802
Dread Specter (mir) 119 #r25268
Entropic Specter (exo) 61 #r21790
Fell Specter (m19) 96 #r4324
Guul Draz Specter (zen) 92 #r13148
Headless Specter (mh1) 95 #r22527
Hollow Marauder (otj) 90 #r19252 #NEW
Hollow Specter (lgn) 75 #r18926
Hypnotic Specter (lea) 112 #r6584
Liliana's Specter (m11) 104 #r7727
Needle Specter (eve) 39 #r14184
Nightveil Specter (pgtc) 222★ #r5413
Reaper of Night // Harvest Fear (eld) 289 #r19105
Scythe Specter (cmd) 97 #r10512
Sedraxis Specter (ala) 192 #r15601
Shimian Specter (fut) 76 #r20062
Shrieking Specter (s99) 89 #r25414
Silent Specter (ons) 169 #r16897
Specter of Mortality (woe) 107 #r17626
Specter of the Fens (stx) 87 #r20786
Tainted Specter (mir) 148 #r24556
Thief of Sanity (grn) 205 #r2302
Whispering Specter (nph) 77 #r7467
Amoeboid Changeling (lrw) 51 #r4036 (changeling)
Amorphous Axe (mh1) 219 #r11060 (changeling)
Arachnoform (khm) 159 #r12403 (changeling)
Avian Changeling (lrw) 4 #r7577 (changeling)
Blades of Velis Vel (lrw) 152 #r9448 (changeling)
Bloodline Pretender (khm) 235 #r1323 (changeling)
Cairn Wanderer (lrw) 105 #r8301 (changeling)
Chameleon Colossus (mor) 116 #r3540 (changeling)
Changeling Berserker (lrw) 160 #r9528 (changeling)
Changeling Hero (lrw) 9 #r11715 (changeling)
Changeling Outcast (mh1) 82 #r602 (changeling)
Changeling Sentinel (mor) 6 #r14549 (changeling)
Changeling Titan (lrw) 200 #r10191 (changeling)
Crib Swap (lrw) 11 #r2113 (changeling)
Ego Erasure (lrw) 59 #r19321 (changeling)
Fire-Belly Changeling (lrw) 164 #r9121 (changeling)
Game-Trail Changeling (mor) 123 #r11129 (changeling)
Ghostly Changeling (lrw) 116 #r12225 (changeling)
Gladewalker Ritualist (khm) 392 #r14925 (changeling)
Graveshifter (mh1) 94 #r2872 (changeling)
Guardian Gladewalker (khm) 174 #r5474 (changeling)
Impostor of the Sixth Pride (mh1) 14 #r6377 (changeling)
Irregular Cohort (mh1) 15 #r3238 (changeling)
Littjara Glade-Warden (khm) 182 #r12595 (changeling)
Littjara Kinseekers (khm) 66 #r11650 (changeling)
Masked Vandal (khm) 184 #r1233 (changeling)
Maskwood Nexus (khm) 240 #r518 (changeling)
Mirror Entity (lrw) 31 #r650 (changeling)
Mistform Dreamer (ons) 93 #r24995 (changeling)
Mistform Mask (ons) 94 #r18779 (changeling)
Mistform Mutant (ons) 95 #r16876 (changeling)
Mistform Seaswift (lgn) 45 #r25635 (changeling)
Mistform Shrieker (ons) 96 #r26236 (changeling)
Mistform Skyreaver (ons) 97 #r26323 (changeling)
Mistform Sliver (lgn) 46 #r19783 (changeling)
Mistform Stalker (ons) 98 #r25302 (changeling)
Mistform Wakecaster (lgn) 48 #r24065 (changeling)
Mistform Wall (ons) 99 #r23919 (changeling)
Mistform Warchief (scg) 43 #r13652 (changeling)
Mistwalker (khm) 68 #r9369 (changeling)
Moonglove Changeling (mor) 67 #r11538 (changeling)
Mothdust Changeling (mor) 42 #r3103 (changeling)
Nameless Inversion (lrw) 128 #r9148 (changeling)
Realmwalker (khm) 399 #r487 (changeling)
Runed Stalactite (lrw) 260 #r11377 (changeling)
Shapesharer (lrw) 85 #r7260 (changeling)
Shields of Velis Vel (lrw) 39 #r7368 (changeling)
Skeletal Changeling (lrw) 140 #r7640 (changeling)
Taurean Mauler (mor) 109 #r931 (changeling)
Turtleshell Changeling (lrw) 94 #r15254 (changeling)
Universal Automaton (mh1) 235 #r1449 (changeling)
Unsettled Mariner (mh1) 216 #r3350 (changeling)
Valiant Changeling (mh1) 34 #r7362 (changeling)
Venomous Changeling (mh1) 114 #r7756 (changeling)
War-Spike Changeling (mor) 112 #r14289 (changeling)
Webweaver Changeling (mh1) 192 #r10376 (changeling)
Wings of Velis Vel (lrw) 97 #r11886 (changeling)
Woodland Changeling (lrw) 242 #r7021 (changeling)
Adaptive Automaton (m12) 201 #r1499
An-Zerrin Ruins (hml) 64 #r20854
Arcane Adaptation (xln) 46 #r2630
Ashes of the Fallen (sok) 152 #r15062
Belbe's Portal (nem) 127 #r7122
Brass Herald (apc) 133 #r9315
Caller of the Hunt (mmq) 233 #r17207
Cavern of Souls (avr) 226 #r133
Circle of Solace (ons) 13 #r24652
Conspiracy (mmq) 127 #r6810
Cover of Darkness (ons) 133 #r3825
Doom Cannon (ons) 307 #r22545
Door of Destinies (pmor) 143★ #r884
Elvish Soultiller (lgn) 124 #r16518
Engineered Plague (ulg) 51 #r16176
Etchings of the Chosen (mh1) 198 #r2165
From the Rubble (lcc) 72 #r8948
Herald's Horn (c17) 53 #r139
Icon of Ancestry (m20) 229 #r1508
Instruments of War (j22) 50 #r9800
Kindred Boon (c17) 5 #r6179
Kindred Discovery (c17) 11 #r353
Metallic Mimic (aer) 164 #r1121
Mirror of the Forebears (c17) 54 #r6856
Molten Echoes (c20) 54 #r1608
Obelisk of Urd (m15) 222 #r2259
Pillar of Origins (xln) 241 #r3841
Plague Engineer (mh1) 100 #r11310
Progenitor's Icon (lcc) 68 #r6659
Radiant Destiny (rix) 18 #r4486
Rally the Ranks (khm) 336 #r3095
Reflections of Littjara (khm) 73 #r516
Riders of Gavony (avr) 33 #r7333
Roaming Throne (lci) 344 #r418
Rukarumel, Biologist (cmm) 776 #r10108
Secluded Courtyard (neo) 512 #r278
Shared Triumph (ons) 53 #r12542
Species Specialist (c20) 47 #r2016
Steely Resolve (ons) 286 #r7224
Titan of Littjara (cmm) 760 #r4662
Unclaimed Territory (xln) 258 #r204
Urza's Incubator (uds) 142 #r525
Vanquisher's Banner (xln) 251 #r272
Xenograft (nph) 51 #r9244
Specter's Shriek (eld) 106 #r21662
Specter's Shroud (dst) 142 #r16028
Specter's Wail (mmq) 164 #r24490
Xyru Specter (cmb1) 51 #r0
https://tagger.scryfall.com/tags/artwork/specter
#r= gives the edhrec rank of the card; the lower the ranking, the more decks the card is played in.