Negate

Choose two — • Counter target spell. • Return target permanent to its owner's hand. • Tap all creatures your opponents control. • Draw a card.

(2/R can be paid with any two mana or with R. This card's mana value is 6.) Flame Javelin deals 4 damage to any target.

Exile target creature.

Changeling (This card is every creature type.) Target creature gets +3/-3 and loses all creature types until end of turn.

Counter target creature spell.

Blightning deals 3 damage to target player or planeswalker. That player or that planeswalker's controller discards two cards.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Destroy target creature. It can't be regenerated.