If I have both in range of the same ship, can I use Intel Agent to look at it's dial, then use Cassian on the same ship?
Then I would be able to correctly "guess" it's move and change mine accordingly.

No.

Cassian triggers at the end of the planning phase, intel agent triggers at the beginning of the activation phase, to prevent exactly this abuse.

Just now, thespaceinvader said:

No.

Cassian triggers at the end of the planning phase, intel agent triggers at the beginning of the activation phase, to prevent exactly this abuse.

Yeah I just spotted that.

40 minutes ago, thespaceinvader said:

to prevent exactly this abuse.

One man's 'abuse' is another man's 'synergy' ?

2 minutes ago, BlodVargarna said:

One man's 'abuse' is another man's 'synergy' ?

If the synergy had been intended it would have been possible