A PSA graded Mint 9 version of this card recently sold in auction for a whopping $250,000 USD
See also: Chase card rankings, Binder layout planner How much does a Surging Sparks master set cost? A complete Surging Sparks master set is estimated at $1,445 based on current TCGPlayer market prices
Darmanitan has the following attacks: Darmani-Hands - 80 damage
Of course, selling a graded card is much safer
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, 12-15% fees, buyer-friendly policies, and 18.1 million competitors can cut into profits, especially for low-value cards