Lucario first captured the hearts of players in Pokmon Diamond and Pearl, set in the Sinnoh region
As a young immigrant, he had a hard time adapting to his new environment because of the language barrier
Grisly Salvage , Mulch , and Skull Prophet could give you more milling to feed your foraging abilities if you prefer that to sacrificing Food tokens.
Since the effect is not a hard once per turn, this allows you to constantly recycle it and repeat its effect
So, to put the cost of Magic into perspective and try to answer how cheap is cheap enough, let's narrow our comparison to other collectible / tradable card games
Skulk (This creature can't be blocked by creatures with greater power.) Whenever Wharf Infiltrator deals combat damage to a player, you may draw a card