If you prefer to build an indestructible fortress with Darksteel Forge before using Bolass Citadel to fish out one of the many infinite combos (mana, mill, turns, damage, etc.) artifact decks are known for, you can absolutely do that too

Sort Card Type Snover #101Common $0.43 Snover #74Common $0.31 Snover #25Common $0.28 Snover #39Common $0.16 Snover #37Common $0.03 Snover #3Common $0.13 Snover #41Common $0.17 Snover #12Common $0.03 Snover #9Common $0.06 Snover #42Common $0.04 Snover #10Common $0.03 Snover #100Shiny Rare $3.02 Snover #59Common $0.14 Snover #26Common $0.12 Snover #5Common $0.14 Snover #9Common $0.16 Snover #7None $0.09 Snover #1Common $0.05 Snover #5Common $0.40 Snover #16Common $0.19 Snover #25None Snover #3None Snover #9Common Snover #21Common Snover - 010/190 #10None $0.08 Snover - 035/132 #35Common $0.12 Snover - 101/123 #101Promo $10.16 Snover - 140/132 #140Illustration Rare $2.66 Snover - 199/190 #199Shiny Rare $1.06 Snover (Mirror Holofoil) #9Common $0.53 Snover (Mirror Holofoil) #7None $0.55 Snover - 101/123 #101Promo $10.16 Snover #100Shiny Rare $3.02 Snover - 140/132 #140Illustration Rare $2.66 Snover - 199/190 #199Shiny Rare $1.06 Snover (Mirror Holofoil) #7None $0.55 Snover (Mirror Holofoil) #9Common $0.53 Snover #101Common $0.43 Snover #5Common $0.40 Snover #74Common $0.31

Phlage might not be the greatest Titan, at least compared to its brethren, in Commander
Many decks just plain rolled over and died to a first-turn Mom
The first draw from your deck must contain at least 1 Basic Pokmon, or else youll have to reshuffle and redraw your hand
None of the other variations that can cause blank/greyscale cards