Live it and breathe it
Leyline Binding is made for multicolor decks, giving you an opportunity to cast for only two mana cost if youve got a full spread of land types out
Minsc & Boo, Timeless Heroes Our penultimate planeswalker is this 3 loyalty Gruul option, and it's a lot of fun, it comes with a 1/1 Hamster with haste and trample to block attacks on it, and then you make another each of your upkeeps if it's not on the battlefield, to keep on blocking
Treasure Nabber Exxaxl: At one point I played a Krenko, Mob Boss deck where I threw this card in as a joke, and it made for some weird game states where upon starting my turn, I had access to two Sol Rings, a Fellwar Stone, and an Arcane Signet that werent mine
For instance, you could use it as sacrifice fodder to an Akki Scrapchomper to draw cards, or could be tapped by a Citanul Stalwart to create mana
Its not the cheapest merfolk lord, but quite effective thanks to its tap ability