Meddling Mage

As Meddling Mage enters, choose a nonland card name.
Spells with the chosen name can't be cast.

Gainsay

Lobotomy

Target player reveals their hand, then you choose a card other than a basic land card from it. Search that player's graveyard, hand, and library for all cards with the same name as the chosen card and exile them. Then that player shuffles.

Addle

Choose a color. Target player reveals their hand and you choose a card of that color from it. That player discards that card.

Plains

Dromar's Cavern

When Dromar's Cavern enters, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {W}, {U}, or {B}.

Island

Swamp

Urborg Drake

Flying
Urborg Drake attacks each combat if able.

Stormscape Familiar

Flying
White spells and black spells you cast cost {1} less to cast.

Teferi's Moat

As Teferi's Moat enters, choose a color.
Creatures of the chosen color without flying can't attack you.