Adaptive Automaton is a generic tribal lord to go in that slot
Sacrifices grant life, cards, and stackable counters that prepare your next victim for gainful harvesting or pump your attackers for a deadly push
When you tap Will, you get to reduce your white and blue spells by X generic mana, with X equalling the amount of life you've gained this turn
4 Miku, Queen Electric (Brago, King Eternal) An Encore Of Abilities Shaking the world with her electric voice, Miku takes center stage as the Queen Electric of your deck with this legendary creature reskin of Brago, King Eternal
Ramp : Ramp decks want to build enough mana to cast powerful cards that are too much for opponents to deal with
Triggered abilities use the word "when," "whenever," or "at." They're often written as "[Trigger condition], [effect]." Some keyword abilities, such as mobilize (from the Tarkir: Dragonstorm release), are triggered abilities and will have "when," "whenever," or "at" in their reminder text