At the beginning of your first main phase, add {B} for each charge counter on this artifact.
{7}, {T}: Destroy target creature. Then put a charge counter on this artifact.
Legalities
tlrnot legal
duellegal
brawlnot legal
pennylegal
PreDH
Rulings · 2
wotc
You put the counter on Altar of Shadows even if the creature regenerates.
wotc
The precombat main phase is the first main phase of the turn. All others are postcombat main phases, even if they technically occur before combat.
Notes
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