lol300 announcement template but straight to the point

Yig doafzk eehf frrigur tbs spfidf bo zsqyd0 fvo hc3fa? Hwvo! Xelr. - zylvmm Hints: - The alphabet used has two numbers at the end. The first one used is the value of I needed this! in Meet yourself in 105 degrees Celsius minus the value of the double factorial of 4. The second value is the Busy Beaver Function of 3 minus the Xi Function of 5. Hint: it's part of the wiki that comes up when you search "onion googology." Other than that, the standard latin alphabet order applies. (abcdefghijklmnopqrstuvwxyz.) The key of the message is (see *image.png*)