Triskelavus

Artifact Creature - Construct 1/1, 7 (7)
Flying
Triskelavus comes into play with three +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Triskelavus: Put a 1/1 Triskelavite artifact creature token with flying into play. It has "Sacrifice this creature: This creature deals 1 damage to target creature or player."¹
Illus. Mark Zug

Crystal Keep Rulings Summaries

• Note - Also see Token Creatures, Rule 216.

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/9)	Time Spiral (Rare)