24861088 先史遺産ネブラ・ディスク
There are 2 effects, and only the 2nd effect needs global check.
The global check flag effect is changed into 24861089, and flag 24861088
is changed into the form which once-per-turn monsters use.

38007744 先史遺産モアイキャリア
The condition is ALL cards on field, not only monster cards.