The Pleasant Taxer

As Stenn enters, choose a card type other than creature or land.

Spells you cast of the chosen type cost less to cast.

: Exile Stenn. Return it to the battlefield under its owner's control at the beginning of the next end step.

First strike

When this creature enters, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle.

While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

Vigilance

As this creature enters, look at an opponent's hand, then choose any card name.

Spells your opponents cast with the chosen name cost more to cast.

Activated abilities of sources with the chosen name cost more to activate unless they're mana abilities.

As this creature enters, choose a nonland card name.

Spells with the chosen name can't be cast.

Web-slinging (You may cast this spell for if you also return a tapped creature you control to its owner's hand.)

As Arachne enters, look at an opponent's hand, then choose a card type other than creature.

Spells of the chosen type cost more to cast.