Leyline of the Guildpact [Murders at Karlov Manor Prerelease Promos] Common If one or more mediums

If one or more mediums fail to identify their proper suspect

Pay {E}: Target creature gets +1/+0 and gains trample and haste until end of turn

Set: Ravnica Remastered Type: Instant Rarity: Rare Cost: {X}{G}{G}{G} Convoke

is a bit more complicated

Leyline of the Guildpact [Murders at Karlov Manor Prerelease Promos] Common If one or more mediumsSet: Murders at Karlov Manor Prerelease Promos Type: Enchantment Rarity: Rare Cost: {G W}{G U}{B G}{R G} If Leyline of the Guildpact is in your opening hand, you may begin the game with it on the battlefield. Each nonland permanent you control is all colors. Lands you control are every basic land type in addition to their other types.