Territorial War

Challenge 6 (Each player reveals cards from the top
of their libraries until up to six creatures are revealed,
then put on the battlefield all creatures revealed this
way under their owners control.)
Creatures gain haste and "{t}: This creature fights target creature" until end of turn, untap all lands,
they gain "{t}: Sacrifice this land, target creature
gets +2/+2" until end of turn.
Exile Territorial War.