Happy Chaos

Burst, Tension
At the beginning of your upkeep you may gain
up to {6} bullet counters, using either: mana,
tension, health
{2},{t}, Summon a 0/4 defender clone
{t}, Deal {x} damage to any target,
where {x} is equal to bullet counters
{t}, Pay {6} bullet counters: Destroy 1 target nonland permanent with converted mana cost 3 or less