If you want to be able to haste up utility creatures like Goblin Welder then Dragon Breath will not be helpful as it is too small
Lands (25) Spells (35) 3 Opt 2 Syncopate 1 Negate 3 Lightning Strike 3 Star of Extinction 2 Search for Azcanta 4 Sinister Sabotage 3 Chemister's Insight 4 Expansion 4 Growth Spiral 2 Precognitive Perception 4 Wilderness Reclamation Sideboard Creatures (8) Planeswalkers (4) Lands (25) Spells (23)
Geralfs Messenger is also a great combo piece
While you can't use a suspended card, Wizards says it plans to make use of the flexibility of a digital format to shuffle cards on and off the suspended list on a regular, and somewhat experimental basis
But some triggered abilities will specify they only take effect once per turn, or the first time each turn that conditions are met
Reprint Chances: Likely (Whip-Spine Drake) and Unlikely (Lumithread Field, Whetwheel, and Zoetic Cavern) Sliver Cycle Slivers were another creation from Mike Elliott's Astral Ways set