At the beginning of combat on your turn, for each defending player, separate all creatures that player controls into two piles and that player chooses one. Only creatures in the chosen piles can block this turn.
Cast this spell only during combat.Untap target creature you don't control and gain control of it. It gains haste until end of turn. At the beginning of the next end step, sacrifice it. If you do, you gain life equal to its toughness.
: Target creature you control gains protection from the color of your choice until end of turn.: Armored Guardian gains shroud until end of turn. (It can't be the target of spells or abilities.)
Whenever a creature or land becomes tapped, put an hourglass counter on it.Each permanent with an hourglass counter on it doesn't untap during its controller's untap step.At the beginning of each player's upkeep, remove all hourglass counters from permanents that player controls.
Tek gets +0/+2 as long as you control a Plains, has flying as long as you control an Island, gets +2/+0 as long as you control a Swamp, has first strike as long as you control a Mountain, and has trample as long as you control a Forest.
Domain — At the beginning of each player's upkeep, that player gains 1 life for each basic land type among lands they control. Then Collapsing Borders deals 3 damage to that player.
Kicker (You may pay an additional as you cast this spell.)When Thicket Elemental enters, if it was kicked, you may reveal cards from the top of your library until you reveal a creature card. If you do, put that card onto the battlefield and shuffle all other cards revealed this way into your library.