Make sure to get Standard size, not Japanese size
When it goes off, it potentially creates an increasing feedback loop that just creates more spells, more cards, and more mana
Primarily, Ivy, Gleeful Spellthief is best used within decks built around buffing creatures, especially Enchantment decks
Id Tap That Ive been running Thundermaw Hellkite in my Sylvia and Khorvath dragon-strike deck for a while now, and though it hasnt come up yet, Im waiting for the day I can slam this bad boy, knock the opposing Thopters and/or Spirits out of the sky and swoop in for the win
If you want to learn more about the different type of cards and what everything on them means, I highly recommend you download and play the official Pokemon Trading Card Game Online, even if only for research purposes
That said, Im not sure what youre using Vision Quest to find, but theres Krang, Utrom Warlord, the Gearhulks from Aetherdrift , and more