User blog comment:Smarty Pants 264 Clash Royale/Clash Royale Guides: How to calculate levels/@comment-25856498-20170909070446

One more note: It appears that for 2v2, the King's Tower health has a base health of 2880 and the multipliers remain the same, but, instead of rounding down non-integer values, the non-integer values are rounded up instead. The Princess Towers are still unaffected, however.