(: Add or to your mana pool.)
Green Keep enters the battlefield tapped unless you pay .
, : Target green creature gains trample until end of turn.
, : Target land becomes a 3/3 red Dwarf creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
.
, : Target green creature gains trample until end of turn., : Target land becomes a 3/3 red Dwarf creature until end of turn. It's still a land.
