...and then we tap Serra's Sanctum for 66,185,228,434,044,942,951,864,067,458,396,061,614,989,522,267,577,311,297,802,947,435,570,493,724,401,440,549,267,868,490,798,926,773,634,494,383,968,047,143,923,956,857,140,205,406,402,740,536,087,446,083,831,052,036,848,232,439,995,904,404,992,798,007,514,718,326,043,410,570,379,830,870,463,780,085,260,619,444,417,205,199,197,123,751,210,704,970,352,727,833,755,425,876,102,776,028,267,313,405,809,429,548,880,554,782,040,765,277,562,828,362,884,238,325,465,448,520,348,307,574,943,345,990,309,941,642,666,926,723,379,729,598,185,834,735,054,732,500,415,409,883,868,361,423,159,913,770,812,218,772,711,901,772,249,553,153,402,287,759,789,517,121,744,336,755,350,465,901,655,205,184,917,370,974,202,405,586,941,211,065,395,540,765,567,663,193,297,173,367,254,230,313,612,244,182,941,999,500,402,388,195,450,053,080,385,548 mana
An interesting case is if you currently have protection from everything, and I attack you with Ulamog, the Ceaseless Hunger
You just need another creature of yours to be untapped
How Many Packs Are in a Jumpstart Booster Box
First, the 10 creatures in all graveyards can easily be satisfied by sacrificing creatures and using removal
