Grudge Thrower FAQ

A model whose base lies completely underneath the template or partially under the central hole of the blast template is hit automatically and suffers a hit with higher Str & AP value, as shown in brackets on the war machine's profile. - pg. 95
(can “auto” hit multiple models if the hole covers multiple bases, wound on a D6 roll of 2+)
All other hits on models whose base lies partially underneath the template are resolved using the war machine's normal Str & AP values. - pg. 224
(are hit