MTG >Combos >Esper Sojourners +Goblin Welder +Scrapheap +Corridor Monitor +

You need one of the two artifacts to be in the graveyard for this combo to work. Activate Goblin Welder's ability to exchange Esper Sojourners and Corridor Monitor in your field and graveyard. When Corridor Monitor enters the battlefield, untap Goblin Welder Scrapheap's ability will trigger, gain 1 life. Tap Goblin Welder and swap Esper Sojourners and Corridor Monitor again. When Esper Sojourners enters the battlefield, untap Goblin Welder Repeat the process for infinite life.