Once as first strike damage in the initial combat step, and then once again in the second combat step as regular damage
Both are Oozes, but Necroplasm is definitely a bit tamer and more measured than the randomness of Yule Ooze
My favorite combo in MTG tied with Niv-Mizzet/Curiosity, is the Sanguine Bond/Exquisite Blood combo
Ulamog cost 10 for a 7/7 that has ward sac two permanents to affect their board and a cast trigger to exile half of a foe's library
Dommermuth notes in his article that Legends came from a group of passionate roleplayers who wanted to translate tabletop themes into Magic, while sets like Mirage and Visions were led by wargamers and card players with more structure-based goals
Najeela, the Blade-Blossom Najeela, the Blade-Blossom frequently sees play at cEDH tables because its activated ability is beyond broken