Oscar, Eternal Rage Inferno

Haste, Trample, Mirrorwalk (This creature can
only be blocked by creatures with an Evergreen
keyword.)
Rejoice - As long as you control another creature
with the same creature type, this permanent has
indestructible. As long a you control two other
creatures with the same creature type, this permanent
has "When this creature deals damage to a player,
that player loses the game."