Morselhoarder {4}{R/G}{R/G}
Creature — Elemental
This creature enters with two -1/-1 counters on it.
Remove a -1/-1 counter from this creature: Add one mana of any color.
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Cards that do something similar expected a card that isn't here?
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Wall of Roots 82%
$0.27#3584
"Put a -0/-1 counter on this creature: Add {G}. Activate only once each turn."
Hotheaded Giant 97%
$0.04#31117
"This creature enters with two -1/-1 counters on it unless you've cast another red spell this turn."
Patched Plaything 95%
$0.20#20788
"This creature enters with two -1/-1 counters on it if you cast it from your hand."