Infinite colored manaInfinite colorless manaInfinite death triggersInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggersInfinite untap of creatures
How it works
Sacrifice Gleaming Barrier to Krark-Clan Ironworks, generating CC and from the treasure.
Activate Golbin Welder by tapping it, sacrificing Idol of Endurance and returning Gleaming Barrier from the graveyard to the battlefield and triggering Intruder Alarm, untapping Goblin Welder and leaving 2 floating.
Activate Golbin Welder, sacrificing Gleaming Barrier and returning Idol of Endurance to play, exiling Gleaming Barrier to Idol of Endurance's trigger and adding through the treasure, leaving 2 floating.
Activate Idol of Endurance for 1 and cast Gleaming Barrier without paying its mana cost, triggering Intruder Alarm and untapping Goblin Welder, leaving 1 floating.