Expanding Ooze 
Creature — Ooze
$0.17 #17534 0.07 2.3 years
: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)Whenever this creature attacks, put a +1/+1 counter on target modified creature you control. (Equipment, Auras you control, and counters are modifications.)
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Cards similar to Expanding Ooze expected a card that isn't here?
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Temperamental Oozewagg94%
$0.14↓#10794↑0.002.3 years
"
: Adapt 2."
: Adapt 2."
Hydra Trainer89%
$0.28↑#12695↑0.19↑2.3 years
": Adapt 2."
: Adapt 2."
Thundering Raiju88%
$0.43↑#4237↑0.20↑4.7 years↑
"Whenever this creature attacks, put a +1/+1 counter on target creature you control. Then this creature deals X damage to each opponent, where X is the number of modified creatures you control other than this creature."
Heir of the Ancient Fang84%
$0.06↓#23738↓0.004.7 years↑
"This creature enters with a +1/+1 counter on it if you control a modified creature."
Araña, Heart of the Spider82%
$0.76↑#5469↑0.061.1 years↓
"Whenever you attack, put a +1/+1 counter on target attacking creature."
Silver Sable, Mercenary Leader80%
$0.26↑#11002↑0.001.1 years↓
"Whenever this card attacks, target modified creature you control gains lifelink until end of turn."
Leatherhead, Iron Gator80%
$0.28↑#8748↑0.34↑0.6 years↓
"Whenever this card attacks, put two +1/+1 counters on each creature you control."
Ondu Knotmaster // Throw a Line80%
$0.15↓#201320.062.3 years
"Whenever another modified creature you control dies, put two +1/+1 counters on this creature."
Basking Broodscale79%
$0.22↑#2128↑0.53↑2.3 years
": Adapt 1."
: Adapt 1."
Cursed Wombat78%
$0.23↑#11077↑0.002.3 years
": Adapt 2."
: Adapt 2."
Chishiro, the Shattered Blade78%
$0.44↑#6130↑0.19↑4.7 years↑
"At the beginning of your end step, put a +1/+1 counter on each modified creature you control."
Casey Jones, Back Alley Brute78%
$0.31↑#7179↑0.32↑0.6 years↓
"Whenever this card attacks, put a +1/+1 counter on target attacking creature."
Sephiroth, Fallen Hero77%
$0.35↑#3826↑0.38↑1.4 years
"Whenever this card attacks, you may put a cell counter on target creature. Until end of turn, each modified creature you control has base power and toughness 7/5."
Unforgiving One77%
$0.22↑#178670.124.7 years↑
"Whenever this creature attacks, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the number of modified creatures you control."
Skitter Eel76%
$0.06↓#21244↓0.007.7 years↑
"
: Adapt 2."
: Adapt 2."
Iron Man, Armored Avenger76%
$1.04↑#7355↑0.47↑0.3 years↓
"Whenever this card attacks, other attacking modified creatures gain flying until end of turn."
Towashi Guide-Bot76%
$0.23↑#7702↑0.064.7 years↑
"When this creature enters, put a +1/+1 counter on target creature you control."
Unruly Krasis75%
$0.38↑#22363↓0.112.7 years
"
: Adapt 3."
: Adapt 3."
Armasaur Guide75%
$0.09↓#178610.061.9 years
"Whenever you attack with three or more creatures, put a +1/+1 counter on target creature you control."
Rubblebelt Raiders75%
$0.13↓#188630.0013.7 years↑
"Whenever this creature attacks, put a +1/+1 counter on it for each attacking creature you control."