OK take 2. Atension has the pics so will upload them when he passes over to me.
3000 points per side
Tau
Crisis + SC
FW + Broadsides + FW + Bonded team
Mech FW + Pathfinders + Bonded Team
Broadsides
Stealthsuits
Railheads + 2 Railheads
Fusionheads + Skyray
Fusionheads + Skyray
Recon
Recon
Newcrons (from memory)
Phalanx + SC
Phalanx
Monolith
Monolith
Obelisk + Monolith
Warbarque
Pylon
Night Scythe
Night Scythe
Flayed Ones
Immortals
Destroyers
Turn 1 Necron – Teleport Pylon, Warbarque and both Monolith formations. All but the Pylon gain 1BM
Tau Teleport Stealth close to Pylon in preparation for engagement 1 BM
Tau win Strat.
Tau – Railheads double over to put Pylon under fire with ML from Stealths = 1 BM only
Necron – Night Scythe 1 Groundattack on Stealth delivering 1BM and Flayed ones
Necron – retain with Flayed ones engage Stealth and
wipe them out for no losses.
Tau – Mech FW fail to activate and regroup
Necron - Monolith 1 doubles towards and shoots Railheads = 1BM
Necron – retain with Immortals engage Railheads out of Monolith 1 and
wipe them out for no losses.
Tau – Recon 1 fails to activate and regroups
Necron – Monolith 2 shoots Recon 1 kills 1 = 2BM
Tau – Crisis go on OW in woods in prep for suspected Night Scythe portal attack
Tau - retain advance with Fusion head 1 and shoot Monolith 2 = 1 BM
Necron – Phalanx 1 engage Fusionhead 1 from broken Monolith 2 and
wipe out with no loss.
Tau – Fusionhead 2 sustain and shoots Monolith 2 kills 2 = broken
Necron – Warbarque shoots FW BTS in woods = 1BM
Tau – Recon 2 move to shoot Phalanx 1 = 1 BM
Necron – destroyers move out of Warbarque and shoot FW BTS 1 kill = +2BM
Necron – Night Scythe 2 Ground attacks FW BTS 2 kills = +3BM - single Skyray places 1BM
Necron – Phalanx 2 exits Monolith 1 onto objective
Necron - Pylon goes on OW
End phase
Tau - FW BTS fails to rally(double 1s = fail on re-roll). Recon 2 rallies (1BM left)
Necron – All rally except Monolith 2
end of turn 1 pic

Turn 2
Necron - Obelisks Teleport no BM
Tau win strat.
Tau – Crisis shoot Phalanx 1 kill 5= broken and jump back inside woods.
Tau – retain FW BTS marshall move away from obelisks trying to avoid next engagement remove only 4BM
Necron – Warbarque deploys Destroyers and performs Combined Engagement on FW BTS and both intermingled Recon formations.
7 Recon = no hits
15 FW BTS = 3 Destroyer kills....
Straight roll off - Tau lose by 1! FW BTS, Recon 1 and 2 broken and flee.
Tau – Broadsides shoot Obelisks and kill Monolith = broken
Necron – Monolith 1 doubles and shoots Mech FW kills 1 Devilfish = 2BM
Necron – retain with Immortals and engage Mech FW kill 3 Devilfish and 1 FW, lose 2 Immortals but win and break Mech Fw for 4 hackdowns and flee. Forced to move away but brings them into range of Pylon OW. Kills 1 = 1 Pathfinder and 1 FW left.
Tau – Fusionhead 2 shoot Immortals and kills 2 = broken
Necron – Flaed Ones engage FW BTS in wood from broken Monolith 2. All except 1 Broadside and 1 Flayed One die which is killed by Crisis support fire. Tau win a hollow victory.
Necron – Night Scythes 1 ground attack Broadside and kill off BTS.
Necron – Night Scythes 2 ground attack Recon 2 and wipe them out.
End phase
Necron – Monolith 1 fails to rally. Destroyers rally. Phalanx 1 fails to rally. Obelisks rally (1BM). Immortals rally (1BM)
Tau – Mech FW rally(1BM). Recon rallies(2 BM).
end of turn 2 pic

Turn 3
Tau win strat
Tau – Crisis shoot Monolith 1 for 3 MW and 2 AT hits = 1 BM!!
Tau – retain with Broadsides = Hold action + shoot Monolith 2 for 1 kill = Broken. Monolith Flees toward Fusionhead 2 in prep for assault portal.
Necron – Destroyers marshal out of broken Monolith 1 towards Fusionhead 2
Necron – Phalanx 2 retains and engage Fusionhead 2 from broken Monolith 1 and
wipeout Fusionhead 2 for no losses
Tau – Mech FW move to contest/deny Necron objective capture
Necron – Warbarque shoots Mech FW = broken due to BMs
Tau – Recon fails to activate = 1BM
Necron – Night Scythes ground attack Recon and kill 1 = broken
Necron – Night Scythes ground attack Recon and wipe them out.
End phase
Necron 3 BTS, TNH, TSNP
Tau 0
end of turn 3 pic

Only the Broadsides and Crisis suits remain intact on the table everything else is destroyed apart from 2 units from Mech FW who are broken. I think in turn 3 there were more Necrons on the table than last turn....