Breaking Point

Any player may have Breaking Point deal 6 damage to them. If no one does, destroy all creatures. Creatures destroyed this way can't be regenerated.

Fog Bank

Defender, flying
Prevent all combat damage that would be dealt to and dealt by Fog Bank.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Flying, haste
You may cast sorcery spells as though they had flash. (You may cast them any time you could cast an instant.)

Counter target spell unless its controller pays {6}.

Lightning Strike deals 3 damage to any target.

Searing Spear deals 3 damage to any target.

Pillar of Flame deals 2 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Instant and sorcery spells you cast cost {1} less to cast.

Flying
Whenever you cast an instant or sorcery spell, Wee Dragonauts gets +2/+0 until end of turn.

Cast this spell only if you've cast another spell this turn.
Flying

Flying
Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target.
{T}: Draw a card.

Defender
Whenever Wall of Frost blocks a creature, that creature doesn't untap during its controller's next untap step.