Cast Triton Tactics by paying {U}, targeting the creature with Dual Casting attached.
Storm-Kiln Artist triggers, creating a Treasure token.
Activate the Treasure token by tapping and sacrificing it, adding {R}.
Activate the creature with Dual Casting attached by paying {R} and tapping it, copying Triton Tactics targeting the creature with Dual Casting attached.
 Storm-Kiln Artist triggers, creating a Treasure token.
Resolve the copy of Triton Tactics, untapping the creature with Dual Casting attached and giving it +0/+3 until end of turn.
Repeat from step 3.

Infinite magecraft triggers

Storm-Kiln Artist

Dual Casting

Triton Tactics

Activate Zhur-Taa Druid by tapping it, adding {G}.
Zhur-Taa Druid triggers, dealing 1 damage to each opponent.
Activate Elite Arcanist by paying {1} and tapping it, casting a copy of Triton Tactics without paying its mana cost.
Resolve Triton Tactics, untapping Zhur-Taa Druid and Elite Arcanist and giving them +0/+3 until end of turn.
Repeat.

Combos with "Triton Tactics"