Greater Tanuki
Enchantment Creature — Dog
Trample
Channel — 
, Discard this card: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
The kami permit few mortals to dwell in Jukai Forest, but the clever, playful tanuki are welcomed as friends and guardians.
Ilse Gort
Rulings
If a channel ability requires a target, you may not activate it without a target just to discard the card.
(wotc • 2022-02-18)
Discarding the card is part of the cost to activate a channel ability.
(wotc • 2022-02-18)
Rulings
If a channel ability requires a target, you may not activate it without a target just to discard the card.
(wotc • 2022-02-18)
Discarding the card is part of the cost to activate a channel ability.
(wotc • 2022-02-18)