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With Teval, Arbiter of Virtue, you can do just that, since it grants all your spells delve at the cost of a little life

Most likely not, but maybe this will be a good substitute for budget players

Which are your favorite devils in Magic

You can set up these triggers however you like, so if you want to have a few token Merfolk you have lying around try and power through your lands you can, while giving Hakbal and your other creatures the +1/+1 counter when you explore a nonland card

However, both players and collectors need to know that the holo cards are reprints of special promo cards original found in special blister packs, while the nonholos care are simply common reprints from various Sword/Shield sets