Engine Pieces and Setup Tools [cards] Mishra's Bauble Chromatic Star Aether Spellbomb Soul-Guide Lantern [/cards] Cheap artifacts like [card]Mishra's Bauble[/card], [card]Chromatic Star[/card], [card]Aether Spellbomb[/card], and [card]Soul-Guide Lantern[/card] are ideal enablers because they do several jobs at once
When it deals damage to a player you get an additional beginning phase after your combat, giving you the opportunity to untap all your lands, triggering upkeep effects, and letting you draw an additional card.
#2: Delighted Halfling Its a shame that Delighted Halfling isnt an elf, but that doesnt stop it from being powerful
Hatching a card has no cost in terms of Memory and can only be done when there is no other card in the breeding area
Bricktango didn't specify the playstyle for this deck
You could even go a step further and punish lifegain with reversal effects like Tainted Remedy and Plague Drone