Triskelavus

Flying
Triskelavus enters with three +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Triskelavus: Create a 1/1 colorless Triskelavite artifact creature token with flying. It has "Sacrifice this creature: This creature deals 1 damage to any target."

Commander Anthology Volume II

Flying
Triskelavus enters the battlefield with three +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Triskelavus: Create a 1/1 colorless Triskelavite artifact creature token with flying. It has "Sacrifice this creature: This creature deals 1 damage to any target."

Commander 2011

Flying
Triskelavus enters the battlefield with three +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Triskelavus: Put a 1/1 colorless Triskelavite artifact creature token with flying onto the battlefield. It has "Sacrifice this creature: This creature deals 1 damage to target creature or player."

Time Spiral

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."