Riders of Gavony [Commander 2020]Set: Commander 2020 Type: Creature Human Knight Rarity: Rare Cost: {2}{W}{W} Vigilance As Riders of Gavony enters the battlefield, choose a creature type. Human creatures you control have protection from creatures of the chosen type.

afterwards

Set: World Championship Decks 1997 Type: Creature — Snake Rarity: Common Cost: {1}{G} Islandwalk (This creature can't be blocked as long as defending player controls an Island

Set: Arabian Nights Type: Enchantment — Aura Rarity: Common Cost: {U} Enchant creature

that player takes an extra turn

"Knowledge is a stain that only instinct and ferocity can cleanse

{T}: Add one mana of the chosen color

Set: Mirage Type: Artifact Rarity: Rare Cost: {5} When Mangara's Tome enters the battlefield

Then it became a race to exploit the knowledge first

Set: Commander 2014 Type: Artifact Rarity: Rare Cost: {2} Green spells you cast cost {1} less to cast

discard X cards at random

Create two 4/4 green Rhino creature tokens with trample

If this spell's surge cost was paid