Giant Growth

Target creature gets +3/+3 until end of turn.

Instill Energy

Enchant creature
Enchanted creature can attack as though it had haste.
{0}: Untap enchanted creature. Activate only during your turn and only once each turn.

Tranquility

Dragon Whelp

Flying
{R}: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Winter Orb

As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.

Elvish Archers

Birds of Paradise

Black Lotus

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

Berserk

Cast this spell only before the combat damage step.
Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.

Shivan Dragon

Flying
{R}: This creature gets +1/+0 until end of turn.

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.