Official Checklist:

*one wildcard is allowed

Watch works from 5 different studios:

--- Depatie-Freleng -
--- Disney -
--- Dreamworks Animation -
--- Famous Studios -
--- Fleischer Studios -
--- MGM Cartoon Studio -
--- Paramount -
--- Rankin/Bass -
--- Screen Gems -
--- Studio Ghibli -
--- UPA -
--- Warner Bros -

Watch works from 6 different directors:

--- Tex Avery -
--- Don Bluth -
--- Bob Clampett -
--- Gene Deitch -
--- Friz Freleng -
--- Hanna & Barbera -
--- John and Faith Hubley -
--- Chuck Jones -
--- Satoshi Kon -
--- John Kricfalusi -
--- Peter Lord -
--- Hayao Miyazaki -
--- Nick Park -
--- Brothers Quay -
--- Frank Tashlin -
--- Bruce W. Timm -

Watch 10 different actors/actresses:
--- Ed Asner -
--- Jim Backus -
--- Mel Blanc -
--- Clancy Brown -
--- Daws Butler -
--- Nancy Cartwright -
--- Dan Castellaneta -
--- Hans Conried -
--- Jim Cummings -
--- Dom DeLuise -
--- Bill Fagerbakke -
--- June Foray -
--- Paul Frees -
--- Mark Hamill -
--- Megumi Hayashibara -
--- Edward Everett Horton -
--- Kelly Hu -
--- Tom Kenny -
--- Maurice LaMarche -
--- Andrea Martin -
--- Ron Perlman -
--- Tara Strong -
--- Alan Tudyk -
--- Frank Welker -
--- Billy West -

Watch 5 Winsor McKay Award Winners from the Annie Awards:

--- Tex Avery -
--- Ralph Bakshi -
--- Mel Blanc -
--- Don Bluth -
--- Tim Burton -
--- Walt Disney -
--- Max & Dave Fleischer -
--- Fritz Freleng -
--- Matt Groenig -
--- Bill Hanna & William Barbera -
--- Ray Harryhausen -
--- Sterling Holloway (actor) -
--- Ub Iwerks -
--- Chuck Jones -
--- Mike Judge -
--- John Lasseter -
--- Wolfgang Reitherman -
--- Genndy Tartakovsky -
--- Bruce Timm -

Watch 5 different options from iCheckMovies:

---Annecy Festival's 100 Films for a Century of Animation -
---ASIFA's Top 50 Animated Short Films -
---Golden 100 of Russian Animation -
---Filmspotting Top 100 Animated Films -
---Annie Awards Best Animated Feature winners -
---Japan Academy Awards' Excellent Animations list -
---The Animated Movie Guide: Top 60 Animated Features Never Theatrically Released in the United States (from Jerry Beck's book The Animated Movie Guide) -
--- Watch a Saturn Award for Best Animation Film winner -

Watch animation from at least 9 different decades:
--- 1900 -
--- 1910 -
--- 1920 -
--- 1930 -
--- 1940 -
--- 1950 -
--- 1960 -
--- 1970 -
--- 1980 -
--- 1990 -
--- 2000 -
--- 2010 -

Watch animation from at least 4 different ratings:
--- G -
--- PG -
--- PG-13 -
--- R -
--- NC-17 / X -
--- Unrated -

Watch animation from at least two languages other than English:
--- First language -
--- Second language -

Watch at least 8 of these:
--- Watch an animated movie that spawned a TV spin-off OR an animated movie that was based on an animated TV show -
--- Watch a work of animated non-fiction [i.e., Waltz with Bashir, etc.] -
--- Watch an Academy Award Best Animated Feature winner -
--- Watch an Academy Award Best Short Subject (Cartoon)/Animated Short winner -
--- Watch an anime movie or series -
--- Watch a US kid's show that originally aired on Sat mornings -
--- Puppet show -
--- Mostly or all CGI -
--- Watch 90+ minutes worth of shorts (i.e Tom and Jerry, Bugs Bunny) -
--- Cartoon based on a newspaper comic strip -
--- Motion Comic -

Watch animation from at least 6 different genres:
--- Action -
--- Comedy -
--- Adventure -
--- Fantasy -
--- Science Fiction -
--- Horror -
--- Mystery -
--- Western -
--- Drama -
--- Crime -
--- Romance -
--- War -

Bonus points: Watch a full Animated series (at least 12 episodes long)