holo energy pokemon card Water Reverse 93/108 XY Evolutions 2016 TCG Violet Base Set Singles Basic Psychic Energy [Holo] #21

Vileplume's Soothing Scent attack will put one enemy Pokemon into an Asleep state every turn and deal 80 points of damage on top

Honorable Mention - Shock Lands The return of shock lands is big for mana aggression, as each card allows you to place a dual color land untapped at the cost of two life points , or it can enter tapped with no charge

Sheltered by Ghosts Sheltered by Ghosts is nearly equal parts aggressive and defensive

If heads, prevent all effects of an attack, including damage, done to Charizard during your opponent's next turn

Vivi Ornitier is a Mythic, Legendary Creature - Wizard card from the Magic The Gathering set Universes Beyond - Final Fantasy (MTGSC-FIN-0321)

As a bonus, sometimes this is going to buy you a crucial turn against spellslinger decks that can't fully go off at instant speed or their upkeep or whatever