Seen a half dozen times beginning in M14, the intensity thats created with the sun beaming through the trees is just stunning
Well, Surrak Dragonclaw is the uncounterable commander for you: Now all your creature spells are uncounterable
This red instant can act as a hate card for two different archetypes, on top of being a perfect addition for aggressive decks to get through difficult board states
While putting a +1/+1 counter on a land doesn't do anything to the land itself , Black Panther's other ability lets you put those +1/+1 counters onto a creature while gaining you a ton of life and drawing you a card
A lot of balance and care goes into choosing the cost of a card, more than I can express here, but looking for similar effects on existing Magic cards can give you an idea of a fair costfor example, a ramp spell that puts two lands into play ought to cost 4 mana, per Explosive Vegetation