Demonic Tutor (IE) [Intl. Collectors’ Edition] Dragons of Tarkir the Su-Chi were inherently unstable

the Su-Chi were inherently unstable but provided useful knowledge for Tocasia's students

The vedalken protect the Knowledge Pool at any cost

One with the trees around them

Set: Arena League 2002 Type: Instant Rare Cost: {1}{U} Counter target spell unless its controller pays {3}

Set: Kaladesh Inventions Type: Artifact Mythic Cost: {X} Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it

Demonic Tutor (IE) [Intl. Collectors’ Edition] Dragons of Tarkir the Su-Chi were inherently unstableSet: Intl. Collectors Edition Type: Sorcery Rarity: Uncommon Cost: {1}{B} Search your library for a card, put that card into your hand, then shuffle your library.