
Format legality
- –standardNot legal
- –pioneerNot legal
- ✓modernLegal
- ✓legacyLegal
- ✓vintageLegal
- ✓commanderLegal
- –pauperNot legal
- ✓brawlLegal
Contagion Engine
Artifact - Scars of Mirrodin #145 - Rare - (EN)

When this artifact enters, put a -1/-1 counter on each creature target player controls.
,
: Proliferate twice. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)
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Format legality
- –standardNot legal
- –pioneerNot legal
- ✓modernLegal
- ✓legacyLegal
- ✓vintageLegal
- ✓commanderLegal
- –pauperNot legal
- ✓brawlLegal
