Standard Bearer

While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

Rune Snag

Counter target spell unless its controller pays {2} plus an additional {2} for each card named Rune Snag in each graveyard.

Lotus Petal

{T}, Sacrifice Lotus Petal: Add one mana of any color.

Annul

Counter target artifact or enchantment spell.

Hallow

Prevent all damage target spell would deal this turn. You gain life equal to the damage prevented this way.

Hydroblast

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.