If Vorinclex leaves the battlefield after its second ability has triggered, that ability still resolves and the affected land won't untap during its controller's next untap step
In a Two-Headed Giant game, life gained by your teammate won't cause Excalibur II's first ability to trigger, even though it caused your team's life total to increase
This cards ability is often associated with goblins too, so you can kind of picture everyone in the art turning into a goblin for like five seconds

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In casual play, it could also still be easy to take advantage of its significant power, although it's only fair to do so if both parties are on board with using a card that's been errata'd for a reason
THE CHROMATIC PROJECT THE CHROMATIC PROJECT Mono-Color Heliod, God of Enchantments