Arcbound Mamba (Unknown Event #UG04)

Arcbound Mamba {3}{G}

Artifact Creature — Snake

Deathtouch

Poison Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target player or artifact creature. If they’re put on a player this way, they become poison counters.)

0/0
Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny