Spark of the Ambitious

Flash
Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Hexproof
Enchant creature
When Spark of the Ambitious enters the battlefield, put 2 loyalty counters on enchanted creature.
Enchanted creature gains "+1: Enchanted creature deals 2 damage to target player and you gain 2 life.", "−2: Destroy target creature.", and is a legendary planeswalker in addition to its other types.