Anathemancer

When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card. When this creature leaves the battlefield, return the exiled card to its owner's hand.

Creatures can't attack you unless their controller pays 2 for each creature they control that's attacking you.

T: Add one mana of any color. Spend this mana only to cast a creature spell.

Haste (This creature can attack and T as soon as it comes under your control.) Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

This land enters tapped. T: Add C for each Locus on the battlefield.

When this creature enters, draw a card.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) 1, Sacrifice this creature: Destroy target artifact or enchantment.