If an activated ability of a creature you control costs no generic mana to activate (for example, if it costs , it costs, or it costs only nonmana actions such asor "Sacrifice a creature"), Training Grounds simply won't affect it
Landing this on turn 3 makes adding Jace even more attractive, and you begin to promote more proactive gameplay as opposed to flimsy cantripping and lack of options
I guess thats the other deck
its the tools of the trade that make this witch shine (bubble
Hand Disruption: Cards like "Thoughtseize" can force you to discard important cards from your hand, affecting your overall strategy
Legendary Creature - Elder Dragon Color tag templates(None) Elvish Mystic Creature - Elf Druid Color tag templates(None) Ensnaring Bridge Creatures with power greater than the number of cards in your hand can't attack